How to Check if Linux needs Reboot after Updating?
Does your linux system need a reboot after an updating session? Let's find out! ... Read More
The following method will help you set up a shared mailbox to automatically accept calendar requests without getting any annoying email notification messages ... Read More
List the total size, the subfolder-count, and the file-count of a folder or subfolder in PowerShell ... Read More
So you want to delete all traces of certain commands from the Bash history? Here's how to do it! ... Read More
This script is for cloning a Role Assignment Policy in Exchange. For example, if you want to allow certain users to add/remove members to the distribution groups they own, you need to enable the "MyDistributionGroups" option in the role assignment ... Read More
Have you ever found yourself in a situation where you wanted to export the output of a PowerShell cmdlet or script, but needed to add an extra column to the output to export to a CSV file? Let's see how ... Read More
With certain network changes you might end up with nodes in your network having issues contacting other hosts outside of their subnet. A typical scenario is when the default gateway's IP is re-assigned to a new router and the old ... Read More
Ping sweeping is a basic technique to find active hosts on a network. You might be looking for a particular host in your infrastructure, like a network printer, or you simply want to assign a static IP to a new ... Read More
This script is for exporting all the mailboxes that have users auto-mapped with FullAccess rights. The script is for on-prem Exchange environments ... Read More
In a Windows domain it's very simple to check what users are currently logged in on a server or client computer, and remotely leg them out if their session is frozen or they simply need to be logged out ... Read More
A guide on how to fix SSH cert authentication when it doesn't work ... Read More
Set up Auto Reply messages that goes out everytime an email arrives. No admin intervention is needed! ... Read More
Click here for a quick summary on how to create and administer volume groups and volumes in LVM ... Read More
When new messages are not visible in Shared type mailboxes it is because items with "private" type are not accessible even for users with Full Access rights. Viewing of private messages can be set in the Delegates list of the ... Read More
This online converter calculates date and time from the Integer8 timestamp format that Microsoft Windows environments use. Also contains a PowerShell script, helping you to make the conversion yourself ... Read More
Epoch time also called Unix Time, Posix time is a 32bit number of the seconds elapsed since Jan 1, 1970 (UTC). Feel free to use my online converter, also a PowerShell script which is included in the article ... Read More
The following GetADGroup function will help to display all users who are a member of an AD or distribution group, no matter how deep they are located in nested structures ... Read More
A one-liner to generate passwords with PowerShell. Specify the length and the characters that builds up the passwords and off you go! ... Read More
Important messages are deleted from a mailbox and restore it from the retention store in not working!!! Here's how you restore messages from a backup, on a live system! ... Read More
On the web there are very few articles detailing how to rebuild an Exchange mailbox server. In this article I guide you through a real-life example of dial tone recovery, step by step ... Read More
Despite spam filters are set up for your email service, spam messages might slip through the cracks and land in your users' inboxes. These messages can cause real pain. Here are two methods how to mass remove spam emails from ... Read More
